Quadratics Mid Unit Review

Solve for h:
0 = (h – 7)(2h + 3)

• h = –14 or h = 12
• h = –7 or h = 3
• h = 7 or h = -3/2
• h = –14 or h = -3/2

If f(x) = -3x² + 5x, what is the value of f(-1)?

• 2
• -2
• -8
• 8

Determine if the function graphed has a maximum or a minimum value and identify that value.

• maximum at -1

• minimum at -1

• maximum at 4

• minimum at 4

Tags

CCSS.HSF-IF.C.7A

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Tags

CCSS.HSF-IF.C.7C

What is the y-intercept of 
f(x)=2x² + 4x + 6

• (6 , 0)
• (-6 , 0)
• (0, -6)
• (0 , 6)

What is the range of this function?

• All real numbers.
• All real numbers greater than or equal to 0.
• All real numbers greater than or equal to -2.
• All real numbers greater than or equal to 2.

Does this graph have maximum or minimum value?

• maximum

• minimum

• neither

• both

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2